<template>
  <div id="modal">
    <slot>obj is null</slot>
  </div>
</template>

<script>
export default {
  data() {
    return {};
  }
};
</script>

<style>
#modal {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
}
</style>
